diff options
| author | Dan Carpenter <dan.carpenter@oracle.com> | 2021-04-29 10:19:22 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-05-13 16:26:16 +0200 |
| commit | d7e325aaa8c3593b5a572b583ecad79e95f32e7f (patch) | |
| tree | da38988394dc104a67384645fc6e5941c025ba23 /drivers/tty/serial/8250/8250_omap.c | |
| parent | 26f7591632d74f637f346f5d642d8ebe6b433fc9 (diff) | |
serial: 8250_omap: fix a timeout loop condition
This loop ends on -1 so the error message will never be printed.
Fixes: 4bcf59a5dea0 ("serial: 8250: 8250_omap: Account for data in flight during DMA teardown")
Reviewed-by: Alexander Sverdlin <alexander.sverdlin@gmail.com>
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Link: https://lore.kernel.org/r/YIpd+kOpXKMpEXPf@mwanda
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/tty/serial/8250/8250_omap.c')
| -rw-r--r-- | drivers/tty/serial/8250/8250_omap.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/tty/serial/8250/8250_omap.c b/drivers/tty/serial/8250/8250_omap.c index 8ac11eaeca51..c06631ced414 100644 --- a/drivers/tty/serial/8250/8250_omap.c +++ b/drivers/tty/serial/8250/8250_omap.c @@ -813,7 +813,7 @@ static void __dma_rx_do_complete(struct uart_8250_port *p) poll_count--) cpu_relax(); - if (!poll_count) + if (poll_count == -1) dev_err(p->port.dev, "teardown incomplete\n"); } } |